
| APR | MAY | JUN | JUL | AUG | SEP | ||||||||||||||||||||||
| Week no. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | |
| Site | Ind | ||||||||||||||||||||||||||
| Small Skipper | 37 | . | . | . | . | . | . | . | . | . | . | 1 | 6 | 5 | 13 | 4 | 2 | . | . | . | . | ||||||
| Large Skipper | 25 | . | . | . | . | . | . | . | 1 | 10 | 3 | 3 | 1 | . | 3 | 3 | 1 | . | . | . | . | ||||||
| Dingy Skipper | 32 | . | . | . | . | 9 | 14 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Grizzled Skipper | 30 | . | . | . | 1 | 5 | 13 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Brimstone | 8 | . | . | 6 | 1 | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | ||||||
| Large White | 30 | . | . | 1 | . | 1 | 1 | . | 1 | . | 1 | . | 1 | . | 9 | 6 | 3 | 1 | 1 | . | 1 | ||||||
| Small White | 47 | . | . | . | 2 | . | 1 | . | . | . | . | . | . | 9 | 3 | 12 | 7 | 5 | 1 | 3 | . | ||||||
| Green-veined White | 30 | . | . | 1 | 1 | 2 | 2 | 1 | . | . | . | . | . | . | 4 | 5 | 2 | 1 | . | 1 | 2 | ||||||
| Orange Tip | NI | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Green Hairstreak | NI | . | . | 1 | . | . | 2 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Small Copper | NI | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | ||||||
| Brown Argus | NI | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | ||||||
| Common Blue | 157 | . | . | . | . | . | . | . | 1 | 1 | . | . | . | 11 | 40 | 27 | 19 | 17 | 15 | 10 | 9 | ||||||
| Holly Blue | 13 | . | . | . | 4 | 5 | 5 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Duke of Burgundy Fritillary | NI | . | . | . | 2 | 4 | 7 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Red Admiral | 9 | . | . | . | . | . | . | . | . | 1 | . | . | . | 1 | . | . | . | . | . | 6 | . | ||||||
| Painted Lady | 3 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | 2 | . | . | . | ||||||
| Small Tortoiseshell | 25 | 1 | . | . | . | . | . | . | . | . | . | . | 2 | . | . | 6 | 8 | 3 | 1 | . | 3 | ||||||
| Peacock | 51 | 5 | . | . | 2 | 1 | . | . | . | . | 1 | . | . | 6 | 8 | 10 | 4 | 3 | . | . | 2 | ||||||
| Comma | 12 | 1 | . | . | . | . | . | . | . | 1 | 1 | . | 1 | . | . | . | . | . | . | 7 | 1 | ||||||
| Silver-washed Fritillary | NI | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | 1 | . | . | . | ||||||
| Speckled Wood | 9 | . | . | . | 1 | 2 | 1 | . | 1 | . | . | . | . | . | . | 1 | . | 1 | . | 2 | . | ||||||
| Marbled White | 447 | . | . | . | . | . | . | . | . | 15 | 87 | 133 | 129 | 9 | 2 | 3 | . | . | . | . | . | ||||||
| Gatekeeper / Hedge Brown | 633 | . | . | . | . | . | . | . | . | . | . | 13 | 72 | 180 | 141 | 81 | 17 | 1 | 2 | . | . | ||||||
| Meadow Brown | 1932 | . | . | . | . | . | . | . | 9 | 135 | 105 | 105 | 127 | 342 | 221 | 339 | 145 | 62 | 43 | 34 | 23 | ||||||
| Small Heath | 154 | . | . | . | . | 1 | 6 | 1 | 8 | 5 | 4 | 1 | 1 | 4 | 26 | 10 | 21 | 13 | 11 | 17 | 4 | ||||||
| Ringlet | 347 | . | . | . | . | . | . | . | 2 | 30 | 109 | 85 | 80 | 1 | . | . | . | . | . | . | . | ||||||